LAN9312-NU Standard Microsystems (SMSC), LAN9312-NU Datasheet - Page 436

• Manufacturer Part Number: LAN9312-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9312-NU

• Number Of Primary Switch Ports: 2
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: No
• Phy/transceiver Interface: MII
• Power Supply Type: Analog
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Compliant

Revision 1.7 (06-29-10)
14.5.4.26
BITS
31:1
0
RESERVED
Interrupt Mask
When set, this bit masks interrupts from the Buffer Manager. The status bits
in the
Buffer Manager Interrupt Mask Register (BM_IMR)
This register contains the Buffer Manager interrupt mask, which masks the interrupts in the
Manager Interrupt Pending Register
the Interrupt Mask bit. Clearing this bit will unmask the interrupts. Refer to
Interrupts," on page 49
Buffer Manager Interrupt Pending Register (BM_IPR)
Register #:
for more information.
1C20h
DESCRIPTION
High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
DATASHEET
(BM_IPR). All Buffer Manager interrupts are masked by setting
436
Size:
are not affected.
32 bits
TYPE
R/W
RO
Chapter 5, "System
SMSC LAN9312
DEFAULT
Datasheet
1b
-
Buffer